63500139130 has 64 divisors (see below), whose sum is σ = 120898759680. Its totient is φ = 23974316800.

The previous prime is 63500139127. The next prime is 63500139221. The reversal of 63500139130 is 3193100536.

It is a junction number, because it is equal to n+sod(n) for n = 63500139092 and 63500139101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14459235 + ... + 14463625.

It is an arithmetic number, because the mean of its divisors is an integer number (1889043120).

Almost surely, 2^63500139130 is an apocalyptic number.

63500139130 is a deficient number, since it is larger than the sum of its proper divisors (57398620550).

63500139130 is a wasteful number, since it uses less digits than its factorization.

63500139130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5535.

The product of its (nonzero) digits is 7290, while the sum is 31.

Adding to 63500139130 its reverse (3193100536), we get a palindrome (66693239666).

The spelling of 63500139130 in words is "sixty-three billion, five hundred million, one hundred thirty-nine thousand, one hundred thirty".